January weather forecast
Chatham, VA

Weather in January

January, the same as December, in Chatham, Virginia, is a frosty winter month, with average temperature varying between 43.3°F (6.3°C) and 28.4°F (-2°C).

Temperature

With an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 28.4°F (-2°C), January is the coldest month.

Humidity

The average relative humidity in Chatham is 72%.

Rainfall

In Chatham, Virginia, in January, during 10.1 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Chatham, during the entire year, the rain falls for 158.8 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

Months with snowfall in Chatham are January through April, November and December. In Chatham, in January, during 3.5 snowfall days, 2.48" (63mm) of snow is typically accumulated. In Chatham, during the entire year, snow falls for 11.8 days, and aggregates up to 10.2" (259mm) of snow.

Daylight

The average length of the day in January is 10h.

Sunshine

The month with the least sunshine is January, with an average of 5.3h of sunshine.

UV index

Months with the lowest UV index in Chatham, Virginia, are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Chatham?

The coldest month in Chatham is January, with an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 28.4°F (-2°C).

What is the average humidity in January in Chatham?

In Chatham, the average relative humidity in January is 72%.

How much does it rain in Chatham in January?

In January, the rain falls for 10.1 days. Throughout January, 2.48" (63mm) of precipitation is accumulated.

How much does it snow in Chatham in January?

In January, in Chatham, it is snowing for 3.5 days. Throughout January, 2.48" (63mm) of snow is accumulated.

What is the average length of the day in January in Chatham?

In Chatham, the average length of the day in January is 10h.

What is the month with the least sunshine in Chatham?

January has the least sunshine of the year, with an average of 5.3h of sunshine.

How long on average sun shines in January in Chatham?

In Chatham, the average sunshine in January is 5.3h.

What are the months with the lowest UV index in Chatham?

Months with the lowest UV index in Chatham, Virginia, are January, February and December, with an average maximum UV index of 2.

How high is the UV index in January in Chatham?

The average daily maximum UV index in January in Chatham is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the UV radiation.

Average temperature in January
Chatham, VA

Average temperature in January - Chatham, VA
  • Average high temperature in January: 43.3°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in January: 28.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in January
Chatham, VA

Average pressure in January - Chatham, VA
  • Average pressure in January: 30.13"

The month with the highest atmospheric pressure is November (30.16").
The month with the lowest atmospheric pressure is June (29.97").

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Average wind speed in January
Chatham, VA

Average wind speed in January - Chatham, VA
  • Average wind speed in January: 7mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in January
Chatham, VA

Average humidity in January - Chatham, VA
  • Average humidity in January: 72%

Months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in January
Chatham, VA

Average rainfall in January - Chatham, VA
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in January
Chatham, VA

Average rainfall days in January - Chatham, VA
  • Average rainfall days in January: 10.1 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in January
Chatham, VA

Average snowfall in January - Chatham, VA
  • Average snowfall in January: 2.48"

The month with the highest snowfall is February (3.19").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Chatham, VA

Average snowfall days in January - Chatham, VA
  • Average snowfall days in January: 3.5 days

The month with the highest number of snowfall days is February (4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Chatham, VA

Average daylight in January / Average sunshine in January - Chatham, VA
  • Average daylight in January: 10h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in January: 5.3h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 5.3h).

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Average sunshine days in January
Chatham, VA

Average sunshine days in January - Chatham, VA
  • Average sunshine days in January: 18.4 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in January
Chatham, VA

Average UV index in January - Chatham, VA
  • Average UV index in January: 2

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in January
Chatham, VA

Average cloud cover in January - Chatham, VA
  • Average cloud cover in January: 41

Months with the most cloud cover are February and March (Cloud cover 44).
Months with the least cloud cover are June and July (Cloud cover 31).

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Average visibility in January
Chatham, VA

Average visibility in January - Chatham, VA
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
Months with the lowest visibility are May and September (5mi).

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